export function addNum({ commit, state }, id) { 
// commit 提交；name即为点击后传递过来的参数
    commit('REMBER_ANSWER', id);
	if (state.itemNum < state.itemDetail.length) {
		commit('ADD_ITEMNUM', 1);
	}
}
//初始化信息
export function initializeData() { 
    commit('INITIALIZE_DATA');
}
